## Postmark pricing

Pricing page: https://postmarkapp.com/pricing. Verified 2026-10-22.
Lock-in: Low.

### Free (developer) (`free`): $0/month base
- Emails: 100 included; then: $0
- Limit: 100 email (upgrade)
- Includes: commercial_use, team.multiple_seats, email.transactional
- Note: 100 emails a month, never expires; no overage.

### Basic (`basic`): $15/month base
- Emails (per 1k over): 10,000 included; then: $1.8 per 1,000
- Includes: commercial_use, team.multiple_seats, email.transactional, compliance.gdpr_dpa
- Note: $15/mo for 10,000 emails, then $1.80 per 1,000. Up to 4 users, 5 sending domains. Unused emails don't roll over. Broadcast-stream limits per plan couldn't be read reliably from the page; capabilities are carried over from the seed record.

### Pro (`pro`): $16.5/month base
- Emails (per 1k over): 10,000 included; then: $1.3 per 1,000
- Includes: commercial_use, team.multiple_seats, email.transactional, email.broadcast, compliance.gdpr_dpa, email.dedicated_ip
- Not yet priced: dedicated IP (from $50/mo per IP)
- Note: $16.50/mo for 10,000 emails, then $1.30 per 1,000. Up to 6 users, 10 sending domains, inbound processing. Dedicated IPs from $50/mo (for 300k+ emails a month).

### Platform (`platform`): $18/month base
- Emails (per 1k over): 10,000 included; then: $1.2 per 1,000
- Includes: commercial_use, team.multiple_seats, email.transactional, email.broadcast, compliance.gdpr_dpa, email.dedicated_ip
- Not yet priced: dedicated IP (from $50/mo per IP)
- Note: $18/mo for 10,000 emails, then $1.20 per 1,000. Unlimited users, streams and domains. Dedicated IPs from $50/mo.

**Sources**
- Postmark: verified 2026-10-22 (https://postmarkapp.com/pricing)

Confidence: high.

The full result is in the structured content.